import sys
import random
import numpy as np
from time import sleep
import datetime
from PyQt5 import QtWidgets
from PyQt5.QtCore import *
from PyQt5.QtGui import *
from PyQt5.QtWidgets import *



class WorkThread(QThread):
  # 初始化线程
  def __int__(self):
    super(WorkThread, self).__init__()
  #线程运行函数
  def run(self):
    while True:
      global T_value
      global P_value
      T_value = random.randint(200,225)
      P_value = random.randint(150,200)
      print(T_value, P_value)
      sleep(3)

class plotwindows(QtWidgets.QWidget):
    def __init__(self):
        super(plotwindows,self).__init__()
        layout = QFormLayout()
        self.edita3 = QLineEdit()
        self.edita4 = QLineEdit()
        self.edita5 = QLineEdit()
        layout.addRow("A数值", self.edita3)
        layout.addRow("B数值", self.edita4)
        layout.addRow("C数值", self.edita5)
        self.setLayout(layout)
        self.Mytimer()

    def Mytimer(self):
        timer = QTimer(self)
        timer.timeout.connect(self.update)
        timer.start(100)

    def update(self):
        self.edita3.setText(str(T_value))
        self.edita4.setText(str(P_value))
        global SUM_value
        SUM_value = T_value + P_value
        self.edita5.setText(str(SUM_value))

def mainwindows():
    app = QtWidgets.QApplication(sys.argv)
    new = plotwindows()
    new.show()
    sys.exit(app.exec_())

if __name__ == "__main__":
    workThread = WorkThread()
    workThread.start()
    mainwindows()



